Alfredo Della Guardia was a male engineer assigned to the USS Enterprise-D in the mid-2360s. As a Lieutenant, junior grade, he was responsible for the ship's warp core. In 2366, he was promoted to the rank of lieutenant.

Della Guardia was one of ten Enterprise engineers killed during their encounter with the Borg in late 2366. (SCE eBook: Many Splendors)

USS Enterprise (NCC-1701-D) engineering personnel
	Aleakala • Ampalayon • Argyle • Barclay • Bartel • Blake • Bracken • Bruner • Butler • Carpelli • Clancy • Costa • Danilova • Della Guardia • Dern • Duffy • Eddies • El'sryk • Farrell • Friedel • Gomez • Kelso • Kihn • Kopf • Kornblum • Kwan • La Forge • Lefler • Logan • Lynch • MacDougal • McRobb • Moezer • Myers • Nara • O'Brien • O'Connor • Oliver • Redbay • Robinson • Sherman • Shipley • Stone • Sutter • Taurik • T'Kaal • T'Lota • Varley • Vukcevok • Wallace • Zelenetsky
see also: medical personnel • pilots & flight control personnel • operations personnel • security & tactical personnel • sciences personnel • senior staff • unnamed